body {
    text-align: center;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-size: 14px;
    font-weight: 600;
    color: #DDDDDD;
      
  }
  .section__arrow::after{
    margin-left: 7px;
    content: '';
    width: 8px;
    height: 6px;
    background: url('../images/icon-arrow.png');
    background-size: 100% 100%;
    display: inline-block;
    vertical-align: middle;
}
  .app-header {
    height: 50px;
    color: rgba(221, 221, 221, 1);
    display: flex;
    justify-content: center;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.13);
    }

  .app-header .header__main {
        width: 1300px;
        display: inline-flex;
        justify-content: space-between;
        align-items: center;
      
      }
  
  .app-header .header__main .section:first-of-type> a:nth-child(2)
    {
      margin-left: 36px;
    }
    .app-header .header__main .section:first-of-type> a:nth-child(3)
    {
      margin-left: 38px;
    }
    .app-header .header__main section > a {
      margin-left: 40px;

    }
    .app-header .header__main section > a:first-of-type {
      margin-left: 0;
    }

  .app-header .header__main .section__logo img {
        width: 100px;
        height: 24px;}
          

  .app-header .header__main .section__search {
                position: relative;}

  .app-header .header__main .section__search input {
                    padding: 8px 10px;
                    width: 180px;
                    height: 32px;
                    color: #fff;
                    background: #181a20;
                    border-radius: 4px;
                    border: 1px solid rgba(255, 255, 255, 0.19);
                    outline: none;
                    box-sizing: border-box;
                }

  .app-header .header__main .section__search img {
                    margin: auto 0;
                    position: absolute;
                    top: 0;
                    right: 10px;
                    bottom: 0;
                    width: 16px;
                    height: 16px;
                }
            

  .app-header .header__main .section__wx img{
                
                    width: 18px;
                    height: 18px;
                    display: inline-block;
                    vertical-align: middle;
                }

  .app-header .header__main .section__wx span {
                    margin-left: 5px;
                }
            
  .app-header .header__main .section__email {
                position: relative;
                line-height: 12px;
              }

  .app-header .header__main .section__email img {
                    width: 16px;
                    height: 12px;
                }

  .app-header .header__main .section__email span {
                    padding: 1px 4px;
                    position: absolute;
                    left: 11px;
                    bottom: 5px;
                    background-color: rgba(229, 69, 69, 1);
                    border-radius: 7px;
                    transform: scale(0.8333333333333334);
                    transform-origin: 0 100%;
                }
            

  .app-header .header__main .section__user img {
                
                    width: 24px;
                    height: 24px;
                    display: inline-block;
                    vertical-align: middle;
            }
                
 
            
        
      